15931376

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{18787}}^1$

素因数の和:18848

約数の個数: 20

約数和(自身を含む): 31451112

約数和(自身を除く): 15519736

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 18787, 37574, 75148, 150296, 300592, 995711, 1991422, 3982844, 7965688, 15931376]

約数ペア:

[(1, 15931376), (2, 7965688), (4, 3982844), (8, 1991422), (16, 995711), (53, 300592), (106, 150296), (212, 75148), (424, 37574), (848, 18787)]